Merge pull request #65 from papertrail/check-interval-string

Specify a string value for new_file_check_interval

Author: troy

examples/log_files.yml.example.advanced

@@ -17,4 +17,4 @@ destination:
   host: logs.papertrailapp.com
   port: 12345   # NOTE: change this to YOUR papertrail port!
   protocol: tls
-new_file_check_interval: 10 # Check every 10 seconds
+new_file_check_interval: "10" # Check every 10 seconds